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Marissa Kirchman

Complete race history and performance trends

Performance Analytics
Understanding Performance Data
Performance Score: Individual race rating reflecting strength of competition and finishing position.
Updated Rating: Cumulative rating that evolves based on recent performances and past history.
Date Event Race Place Time Perf Score Rating
10/15 CIML Conference XC CIML Conference Cross Country Girls 9/10 5 km 15 22:27.09 1805 1840
10/10 Ft Dodge Cross Country Invite Fort Dodge Cross Country Invite Varsity girls 113 21:41.40 1904 1871
10/03 Southeast Polk CC Invitational Southeast Polk CC Invitational JV girls 23 23:02.20 1835 1840
09/21 19th Heartland Classic 19th Heartland Classic Varsity girls 89 22:32.29 1834 1845
09/17 50th Tom Karpen XC Invite 50th Tom Karpen XC Invite 3 - JV girls 4 23:06.79 1893 1855
09/12 51st Marshalltown Bobcat xc Invite 51st Marshalltown Bobcat xc Invite Varsity girls 94 21:43.70 1831 1825
09/07 55th Annual Abraham Lincoln HS CC Invite Girls 5k 15 23:16.79 1854 1817
08/31 Dragon Sunrise XC Invite Dragon Sunrise XC Invitational 37 23:20.09 1770 1765
Performance Trends Over Time

Visual representation of performance progression across all seasons. Box plots show rating uncertainty ranges, with the blue line indicating updated ratings and red dotted line showing individual race performance scores.

Reading the Chart: Box plots illustrate rating ranges and uncertainty. Performance scores outside expected ranges can lead to significant rating adjustments, reflecting the dynamic nature of performance evaluation. Season breaks are marked with vertical lines.